Home / 31,024.71-46,542.20-12,304.85

Finding the Fourth Proportional to 31,024.71, 46,542.20 and 12,304.85

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Solution

The fourth proportional to 31,024.71, 46,542.20 and 12,304.85 is: 18,459.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,024.71 : 46,542.20 = 12,304.85 : x
  2. Step 2: Convert to fraction form
    31,024.71/46,542.20 = 12,304.85/x
  3. Step 3: Cross multiply
    31,024.71x = 46,542.20 × 12,304.85
  4. Step 4: Simplify right side
    31,024.71x = 572,694,495.43
  5. Step 5: Solve for x
    x = 572,694,495.43/31,024.71
  6. Step 6: Final answer
    x = 18,459.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.